зеркало из https://github.com/mozilla/gecko-dev.git
37 строки
1.2 KiB
HTML
37 строки
1.2 KiB
HTML
<!DOCTYPE HTML>
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<title>Canvas test: 2d.imageData.object.readonly</title>
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<!-- Testing: ImageData objects properties are read-only -->
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<script src="/MochiKit/MochiKit.js"></script>
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<script src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" href="/tests/SimpleTest/test.css">
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<body>
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<canvas id="c" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas>
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<script>
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SimpleTest.waitForExplicitFinish();
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MochiKit.DOM.addLoadEvent(function () {
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var canvas = document.getElementById('c');
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var ctx = canvas.getContext('2d');
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var imgdata = ctx.getImageData(0, 0, 10, 10);
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var w = imgdata.width;
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var h = imgdata.height;
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var d = imgdata.data;
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imgdata.width = 123;
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imgdata.height = 123;
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imgdata.data = [100,100,100,100];
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todo(imgdata.width === w, "imgdata.width === w");
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todo(imgdata.height === h, "imgdata.height === h");
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todo(imgdata.data === d, "imgdata.data === d");
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todo(imgdata.data[0] === 0, "imgdata.data[\""+(0)+"\"] === 0");
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todo(imgdata.data[1] === 0, "imgdata.data[\""+(1)+"\"] === 0");
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todo(imgdata.data[2] === 0, "imgdata.data[\""+(2)+"\"] === 0");
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todo(imgdata.data[3] === 0, "imgdata.data[\""+(3)+"\"] === 0");
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SimpleTest.finish();
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});
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</script>
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